1396786240

素因数分解:

$2^6\times 5^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1\times {\mathrm{211}}^1$

素因数の和:516

約数の個数: 112

約数和(自身を含む): 3388546944

約数和(自身を除く): 1991760704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 137, 151, 160, 211, 274, 302, 320, 422, 548, 604, 685, 755, 844, 1055, 1096, 1208, 1370, 1510, 1688, 2110, 2192, 2416, 2740, 3020, 3376, 4220, 4384, 4832, 5480, 6040, 6752, 8440, 8768, 9664, 10960, 12080, 13504, 16880, 20687, 21920, 24160, 28907, 31861, 33760, 41374, 43840, 48320, 57814, 63722, 67520, 82748, 103435, 115628, 127444, 144535, 159305, 165496, 206870, 231256, 254888, 289070, 318610, 330992, 413740, 462512, 509776, 578140, 637220, 661984, 827480, 925024, 1019552, 1156280, 1274440, 1323968, 1654960, 1850048, 2039104, 2312560, 2548880, 3309920, 4364957, 4625120, 5097760, 6619840, 8729914, 9250240, 10195520, 17459828, 21824785, 34919656, 43649570, 69839312, 87299140, 139678624, 174598280, 279357248, 349196560, 698393120, 1396786240]

約数ペア:

[(1, 1396786240), (2, 698393120), (4, 349196560), (5, 279357248), (8, 174598280), (10, 139678624), (16, 87299140), (20, 69839312), (32, 43649570), (40, 34919656), (64, 21824785), (80, 17459828), (137, 10195520), (151, 9250240), (160, 8729914), (211, 6619840), (274, 5097760), (302, 4625120), (320, 4364957), (422, 3309920), (548, 2548880), (604, 2312560), (685, 2039104), (755, 1850048), (844, 1654960), (1055, 1323968), (1096, 1274440), (1208, 1156280), (1370, 1019552), (1510, 925024), (1688, 827480), (2110, 661984), (2192, 637220), (2416, 578140), (2740, 509776), (3020, 462512), (3376, 413740), (4220, 330992), (4384, 318610), (4832, 289070), (5480, 254888), (6040, 231256), (6752, 206870), (8440, 165496), (8768, 159305), (9664, 144535), (10960, 127444), (12080, 115628), (13504, 103435), (16880, 82748), (20687, 67520), (21920, 63722), (24160, 57814), (28907, 48320), (31861, 43840), (33760, 41374)]